Home / 26,998.48-40,497.62-7,279.03

Finding the Fourth Proportional to 26,998.48, 40,497.62 and 7,279.03

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Solution

The fourth proportional to 26,998.48, 40,497.62 and 7,279.03 is: 10,918.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,998.48 : 40,497.62 = 7,279.03 : x
  2. Step 2: Convert to fraction form
    26,998.48/40,497.62 = 7,279.03/x
  3. Step 3: Cross multiply
    26,998.48x = 40,497.62 × 7,279.03
  4. Step 4: Simplify right side
    26,998.48x = 294,783,253.27
  5. Step 5: Solve for x
    x = 294,783,253.27/26,998.48
  6. Step 6: Final answer
    x = 10,918.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.